summaryrefslogtreecommitdiff
path: root/test/SemaObjC/class-conforming-protocol-2.m
blob: a3bd0b1d2398fa2aef7bfc26ea5936e4ec782e8e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
// RUN: %clang_cc1 -Wmethod-signatures -fsyntax-only -verify %s

@protocol NSWindowDelegate @end

@protocol IBStringsTableWindowDelegate <NSWindowDelegate>
@end

@interface NSWindow
- (void)setDelegate:(id <NSWindowDelegate>)anObject; // expected-note {{previous definition is here}}
- (id <IBStringsTableWindowDelegate>) delegate; // expected-note {{previous definition is here}}
@end


@interface IBStringsTableWindow : NSWindow {}
@end

@implementation IBStringsTableWindow
- (void)setDelegate:(id <IBStringsTableWindowDelegate>)delegate { // expected-warning {{conflicting parameter types in implementation of 'setDelegate:'}}
}
- (id <NSWindowDelegate>)delegate { // expected-warning {{conflicting return type in implementation of 'delegate':}}
        return 0;
}
@end